Revert workaround

mborland · mborland · commit 9883396be768 · 2024-05-02T11:27:52.000+02:00
diff --git a/include/boost/decimal/detail/cmath/tgamma.hpp b/include/boost/decimal/detail/cmath/tgamma.hpp
@@ -99,14 +99,8 @@ constexpr auto tgamma_impl(T x) noexcept
                     z = z - nx;
                 }
 
-                auto my_own_fma =
-                    [](T x, T y, T z)
-                    {
-                        return (x * y) + z;
-                    };
-
                 result = detail::tgamma_series_expansion(z);
-                result = one / (z * my_own_fma(result, z, one));
+                result = one / (z * fma(result, z, one));
 
                 if (x_is_gt_one)
                 {

Original file line number	Diff line number	Diff line change
`@@ -99,14 +99,8 @@ constexpr auto tgamma_impl(T x) noexcept`
`99`	`99`	`z = z - nx;`
`100`	`100`	`}`
`101`	`101`
`102`		`- auto my_own_fma =`
`103`		`- [](T x, T y, T z)`
`104`		`- {`
`105`		`- return (x * y) + z;`
`106`		`- };`
`107`		`-`
`108`	`102`	`result = detail::tgamma_series_expansion(z);`
`109`		`- result = one / (z * my_own_fma(result, z, one));`
	`103`	`+ result = one / (z * fma(result, z, one));`
`110`	`104`
`111`	`105`	`if (x_is_gt_one)`
`112`	`106`	`{`